Denon AVR-1800 Service Manual

Specifications and Main Features

Amplifier:
Rated output:
75W + 75W for 8 ohms @ 20 Hz ~ 20 kHz with a T.H.D value of 0.05%
105W + 110W for 6 ohm @ 1 kHz with T.H.D of 0.7%
100W x 2 channel for 8 ohm speakers
145W x 2 channel for 4 ohm speakers
170W x 2 channel for 2 ohm speakers
Surround/Center: Minimum 6 ohm and maximum 16 ohm
Dynamic power:
200 mV/47 kΩ/kohms
Frequency response range is between 10 Hz to 50 kHz with an amplitude of +0, -3 dB
Signal-to-noise ratio of 102 dB
Distortion ratio of 0.01% which ranges from 20Hz ~ 20kHz.
Digital Section:
The outputs in terms of D/A is at 1.2V/7V
The dynamic range covers an approximate 96 dB
Digital interface for audio
2.5 mV for input on the digital front
Deviation of RIAA is at +1 dB is between 20 HZ and 20 KHz
Video Section:
Impedance and input/output levels is rated at 1Vp-p 75 Ohms
The range for frequency response is from 5HZ to 10MHZ with an amplitude of -3 to 0 dB
Tuner Section:
Frequency range of 87.50 ~ 107.90 MHz for north american models and 87 ~ 108 MHz for Europe and some other countries
Sensitivity usable 1.0 micr0volt and decibels 11.2
Stereo reception sensitivity 23 micro volts for signals with 32.8 decibels
Total modulation distortion for:
Mono - 0.15 %
Stereo - 0.3%.
AM: 520 kHz ~ 1710 kHz (for North American customers),

522 kHz ~ 1611 kHz (for European, Chinese, Hong Kong and Taiwan R.O.C models)

General:
Power requirements:
AC120V, 60Hz (applicable for North America)
AC230V, 50Hz (applicable for European region)
AC220V, 50Hz (applicable for Chinese region)
AC115/230V, 50/60Hz (applicable for Hong Kong and other region with multi voltage)
Power rating: 4.5 A (models for North America), 270 W (models for other regions)
Maximum physical dimensions: 434 (width) x 171 (height) x 416 (depth) mm
Mass: 11.4 kg (or 25 lbs 2 oz)
Remote Control Unit:
RC-863 (for models made for North American, Chinese, Hong Kong, Taiwan R.O.C and multi voltage customers)
RC-868 (for European region)
Batteries: R6P/AA Type (three batteries of this type)
External dimensions: 61 mm (width) x 230 mm (height) x 34 mm (depth)
Weight: Approximately 200g or approx 7 ounces including batteries

Q: What is the rated output of the power amplifier?
A: The rated output is 75W + 75W at 8 ohms 20Hz ~ 20kHz with 0.05% total harmonic distortion.
Q: What audio formats does the device support?
A: It supports various types of digital audio interface formats.
Q: Describe The Tuner Section In Terms Of Their Receivable Range.
A: The range for receiving radio frequency is between 87.50 MHz to 107.90 MHz for North America models while for Europe, China, Hong Kong and Taiwan R.O.C. is between 87.50 MHz to 108.00 MHz/
Q: What are the requirements for general purpose power supply?
A: It is important to keep in mind that power supply requirements vary, such as for example AC120V with 60Hz for region North America and AC230V with 50Hz for Europe.
Q: What is the weight of the device?
A: The total weight of the device amounts approximately to 11.4 kg which is equivalent to 25 lbs 2 oz.